The Sean “Diddy” Combs sex trafficking trial reached a dramatic peak on Wednesday afternoon as his ex-girlfriend Casandra “Cassie” Ventura broke down in tears during her final testimony. The last stretch of her questioning by the prosecution focused on the latter part of her 11-year relationship with Combs,

Cassie Ventura returned to the stand today for more bombshell testimony as the government's highest-profile witness in the trial against Sean "Diddy" Combs. NBC News' Chloe Melas reports from outside the courthouse about Cassie revealing Diddy's jealousy over her relationship with Kid Cudi and his sharing an explicit video of her with other people.

On the witness stand Wednesday, Sean “Diddy” Combs’ ex-girlfriend Cassie Ventura listed out the many people who stood by or prevented her escape when she was allegedly beaten and stomped on by him over the course of their 11-year relationship.

Casandra 'Cassie' Ventura said Sean 'Diddy' Combs physically abused her and gave her a black eye before her movie premiere.

Jurors saw text messages between Sean "Diddy" Combs and his former partner Cassie Ventura as she continued her testimony.

Ventura's husband, Alex Fine, has been present in the courtroom to support his wife. Before the jury entered the courtroom May 13, Combs' defense team attempted to prevent Fine from being present for witness testimony.

Sean ‘Diddy’ Combs, who is on trial at a Manhattan court on several allegations of sex crimes, was allegedly pinned against the wall by a security guard who claims Combs tried to bribe him after the music mogul assaulted his then-girlfriend, Cassie Ventura, the former guard said in court.